Unusual Suspects on IDHD

Season 5, Episode 6
In 1972, a postal worker is found brutally murdered in his San Diego apartment. Investigators wade through suspect after suspect, from close friends to hardened criminals. Thirty-seven years later, old evidence points them to their killer.

Season 5, Episode 5
When a serial rapist targets St. Louis in the 1990's, a multi-agency task force exhausts countless leads in their search for the mysterious predator. Years later, a concerned citizens helps investigators bring an unlikely culprit to justice.

Season 5, Episode 4
In February of 1992, a Maryland businessman is found shot on Federal land. A veteran US Parks detective follows a trail of clues up and down the eastern seaboard before unraveling the tragic events that led to murder.

Season 5, Episode 3
In 1988, a 29 year-old man is found tortured and murdered in his burnt-up apartment in Sunset Beach, CA. As two decades pass, friends, rivals, roommates and criminals are scrutinized before investigators close in on a surprising and sadistic killer.